:root {
    --neon-green: #0f0;
    --neon-red: #ff003c;
    --cyber-blue: #00f3ff;
    --bg-black: #050505;
    --panel-bg: rgba(0, 0, 0, 0.7);
}

body {
    margin: 0;
    overflow: hidden;
    background-color: var(--bg-black);
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-green);
}

#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Propušta klikove na 3D canvas ako treba */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

/* Omogući interakciju s UI elementima */
#drop-zone, header, #results {
    pointer-events: auto;
}

h1 {
    font-size: 3rem;
    text-shadow: 0 0 10px var(--neon-green);
    margin-bottom: 0.5rem;
}

/* GLITCH EFFECT */
.glitch {
    position: relative;
    color: var(--neon-red);
}

/* DROP ZONE STYLING */
#drop-zone {
    border: 2px dashed var(--cyber-blue);
    background: var(--panel-bg);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    backdrop-filter: blur(5px);
}

#drop-zone:hover {
    background: rgba(0, 243, 255, 0.1);
    box-shadow: 0 0 20px var(--cyber-blue);
}

/* RESULTS GRID */
#results.hidden { display: none; }
#results {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
    width: 80%;
}

.stat-box {
    border: 1px solid var(--neon-green);
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    text-align: center;
}

.stat-box h3 {
    font-size: 0.8rem;
    color: var(--cyber-blue);
    margin-top: 0;
}

#chaos-message {
    grid-column: 1 / -1;
    color: var(--neon-red);
    font-weight: bold;
    text-align: center;
    font-size: 1.5rem;
    text-transform: uppercase;
    text-shadow: 0 0 5px red;
    margin-top: 20px;
}